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Water hemlock is considered one of North America's most toxic plants, being highly poisonous to humans. [1] Three members of the genus contain a toxin named cicutoxin which causes central nervous system stimulatory effects including seizures following ingestion.
In cases of water hemlock poisoning in humans, contact a poison control center and obtain emergency medical assistance as quickly as possible. Poisoning results in severe seizures and convulsions that must be controlled to preserve normal ventilation and cardiovascular function.
Cicuta maculata is a highly poisonous species of flowering plant in the carrot family known by several common names, including spotted water hemlock, spotted parsley, and spotted cowbane. It is native to nearly all of North America, from northern Canada to southern Mexico.
water hemlock, (genus Cicuta), genus of four species of poisonous plants in the parsley family , common throughout the north temperate zone. Water hemlocks typically grow in wet, marshy places and are often confused with nonpoisonous members of the family, such as wild carrots or parsnips.
12 paź 2016 · Water hemlock poisoning should be suspected in patients with vomiting and recurrent seizures with a history of wild plant ingestion, camping, or foraging. No populations have been reported either as more, or less, susceptible to water hemlock poisoning. Indications for ICU Admission
Cicuta douglasii, the western water hemlock, is a very poisonous perennial plant in the family Apiaceae. Description. The leaves of Cicuta douglasii (left), along with those of Conium maculatum (poison hemlock); both species are extremely poisonous.
Hemlock poisoning can occur if you accidentally ingest poison hemlock. Symptoms can range from vomiting to seizures to respiratory failure. There’s no antidote for hemlock poisoning.
